CVE-2026-62899

Public on 2026-08-11
Modified on 2026-08-13
Description
Inconsistent interpretation of http requests ('http request/response smuggling') in .NET allows an unauthorized attacker to bypass a security feature over a network.
Severity
Medium severity
Medium
See what this means
CVSS v3 Base Score
5.9
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2023 dotnet10.0 Pending Fix
Amazon Linux 2023 dotnet6.0 Not Affected
Amazon Linux 2023 dotnet8.0 Pending Fix
Amazon Linux 2023 dotnet9.0 Pending Fix

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2026-62899 Mitre: CVE-2026-62899